public class AL
{
  private String[] s;
  private int size = 10;
  
  public void AL()
  {
    s = new String[size];
  }
  public void AL(int size)
  {
    s = new String[size];
  }
  public void add(String s)
  {
    String[] r = new String[s.length()];
    for (int i=1;i<s.length();i++)
    {
     r[i] = s[i-1];
    }
    r[s.length()] = s[0];
    s = r;
  }
      
}